3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = [1, 2, 3, 4]; array_map(function ($val) { echo "{$val}: " . ($val * 2); }, $array);
Output for 5.4.0 - 7.2.0
1: 22: 43: 64: 8
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/fGNPh on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/fGNPh on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/fGNPh on line 3
Process exited with code 255.